get user api

restful-web-service/src/main/java/com/example/restfulwebservice/user/User.java

@@ -0,0 +1,16 @@
+package com.example.restfulwebservice.user;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.Date;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class User {
+    private Integer id;
+    private String name;
+    private Date joinDate;
+}

restful-web-service/src/main/java/com/example/restfulwebservice/user/UserController.java

@@ -0,0 +1,27 @@
+package com.example.restfulwebservice.user;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+public class UserController {
+    private final UserDaoService userDaoService;
+
+    public UserController(UserDaoService userDaoService) {
+        this.userDaoService = userDaoService;
+    }
+
+    @GetMapping("/users")
+    public List<User> retrieveAllUsers() {
+        return userDaoService.findAll();
+    }
+
+    @GetMapping("/users/{id}")
+    public User retrieveUser(@PathVariable int id) {
+        return userDaoService.findOne(id);
+
+    }
+}

restful-web-service/src/main/java/com/example/restfulwebservice/user/UserDaoService.java

@@ -0,0 +1,40 @@
+package com.example.restfulwebservice.user;
+
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+@Service
+public class UserDaoService {
+    private static List<User> users = new ArrayList<>();
+    private static int usersCount = 3;
+
+    static {
+        users.add(new User(1, "Kenneth", new Date()));
+        users.add(new User(2, "Kenneth", new Date()));
+        users.add(new User(3, "Kenneth", new Date()));
+    }
+
+    public List<User> findAll() {
+        return users;
+    }
+
+    public User save(User user) {
+        if(user.getId() == null) {
+            user.setId(++usersCount);
+        }
+        users.add(user);
+        return user;
+    }
+
+    public User findOne(int id) {
+        for(User user: users) {
+            if(user.getId() == id) {
+                return user;
+            }
+        }
+        return null;
+    }
+}

restful-web-service/src/main/resources/application.yml

@@ -1,2 +1,6 @@
 server:
   port: 8088
+
+logging:
+  level:
+    org.springframework: DEBUG